package br.com.controller;

import java.io.IOException;
import java.util.ArrayList;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import br.com.bean.Disciplina;
import br.com.bean.Pessoa;
import br.com.dao.ProfessorServico;

/**
 * Servlet implementation class ListarDisciplina
 */
@WebServlet("/ListarDisciplina")
public class ListarDisciplina extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public ListarDisciplina() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		HttpSession sessao = request.getSession();
		
		if(sessao.getAttribute("tipo").equals("PROF")){
			String matricula = request.getParameter("matricula");
			
			Pessoa pessoa = new Pessoa(null, matricula, null, null);
			
			ArrayList<Disciplina> listinha = ProfessorServico.getInstance().listarDisciplinas(pessoa);
			
			request.setAttribute("lista", listinha);
			
			RequestDispatcher rd = request
				    .getRequestDispatcher("listaDisciplinasProfessor.jsp");
			
			rd.forward(request, response);
		} else {
			sessao.removeAttribute("tipo");
			response.sendRedirect("index.jsp");
		}
	}

}
